The air conditioning compressor may become noisy or develop a refrigeration leak, requiring replacement.Google+
Car Problem Reports
Cadillac Seville SLS Air conditioning compressor may leak or become noisy
Cadillac Seville SLS Problem
Average Mileage: 73,000 mi (50,000 mi - 96,000 mi)
Visitor, 2004 Cadillac Seville SLS, 96,000 mi
A/C Compressor Bearing noise on pulley and leaks out the refrigerant; not cooling at all, but you will hear it kick in and only blow hot air.
Visitor, 1997 Cadillac Seville SLS, 50,000 mi
Persistant coolant leak. Cadillac dealership unable to correct. Had in shop 3 times. Still not fixed.